#!/bin/sh

# Slackware build script for VICE

# Copyright 2008 Mauro Giachero (mauro dot giachero at gmail dot com)
# All rights reserved.
#
# Redistribution and use of this script, with or without modification, is
# permitted provided that the following conditions are met:
#
# 1. Redistributions of this script must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ''AS IS'' AND ANY EXPRESS OR IMPLIED
# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
# EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

PRGNAM=vice
VERSION=2.0
ARCH=${ARCH:-i486}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}

CWD=$(pwd)
TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

if [ "$ARCH" = "i486" ]; then
  SLKCFLAGS="-O2 -march=i486 -mtune=i686"
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
fi

set -e # Exit on most errors

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$VERSION
tar xvf $CWD/$PRGNAM-$VERSION.tar.gz
cd $PRGNAM-$VERSION
chown -R root:root .
find . \
 \( -perm 777 -o -perm 775 -o -perm 711 -o -perm 555 -o -perm 511 \) \
 -exec chmod 755 {} \; -o \
 \( -perm 666 -o -perm 664 -o -perm 600 -o -perm 444 -o -perm 440 -o -perm 400 \) \
 -exec chmod 644 {} \;

# Fix PAL emulation.
# This is an official patch to release 2.0 and has been applied upstream.
zcat $CWD/gnome-palemu.diff.gz |patch -p0

# Set the help path correctly with respect to the actually installed doc
# folder (the folder set up by "make install" is quite broken).
# This also changes the HTML help viewer from "firefox" to "htmlview".
patch -p1 <$CWD/vice-fix-help.patch

CFLAGS="$SLKCFLAGS" \
CXXFLAGS="$SLKCFLAGS" \
./configure \
  --prefix=/usr \
  --enable-fullscreen \
  --enable-gnomeui \
  --mandir=/usr/man \
  --infodir=/usr/info \
  --build=$ARCH

make
make install DESTDIR=$PKG

( cd $PKG
  find . | xargs file | grep "executable" | grep ELF | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null
)

( cd $PKG/usr/man
  find . -type f -exec gzip -9 {} \;
)

rm -f $PKG/usr/info/dir
gzip -9 $PKG/usr/info/*.info*

# Remove the documentation folder installed by "make install", which
# is a broken mess of almost unrelated files in the wrong place
rm -rf $PKG/usr/lib$LIBSUFFIX/$PRGNAM/doc
# Copy the original documentation folder to the usual place
mkdir -p $PKG/usr/doc
cp -R doc $PKG/usr/doc/$PRGNAM-$VERSION
find $PKG/usr/doc/$PRGNAM-$VERSION -name "Makefile*" -exec rm -f {} \;
find $PKG/usr/doc/$PRGNAM-$VERSION -name "tex*" -exec rm -f {} \;
# Copy additional program documentation
cp -a AUTHORS ChangeLog COPYING FEEDBACK INSTALL NEWS README $PKG/usr/doc/$PRGNAM-$VERSION
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild
# Create link to documentation folder in the place VICE expects
# to find it (looks like the VICE team does something strange with
# the build scripts, as it resulted very difficult to actually set
# a different doc folder)
( cd $PKG/usr/lib/$PRGNAM
  ln -s /usr/doc/$PRGNAM-$VERSION doc
)

mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc

cd $PKG
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.tgz
